ZHCSJF5B February   2019  – October 2019 TPS562231

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化电路原理图
      2.      TPS562231 效率
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Adaptive On-Time Control and PWM Operation
      2. 7.3.2 Soft Start and Pre-Biased Soft Start
      3. 7.3.3 Over Current and Short Circuit Protection
      4. 7.3.4 Undervoltage Lockout (UVLO) Protection
      5. 7.3.5 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown Mode
      2. 7.4.2 Continuous Conduction Mode (CCM)
      3. 7.4.3 Pulse Skip Mode (PSM, TPS562231)
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Output Voltage Resistors Selection
        2. 8.2.2.2 Output Filter Selection
        3. 8.2.2.3 Input Capacitor Selection
        4. 8.2.2.4 Bootstrap Capacitor Selection
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 器件支持
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.6 Typical Characteristics

VIN = 12 V (unless otherwise noted)
TPS562231 Iq-SLUSD65.gif
Figure 1. IQ vs Junction Temperature
TPS562231 vin-uvlo-SLUSD65.gif
Figure 3. VIN UVLO vs Junction Temperature
TPS562231 ValleyCurrentLimit_1P1_SLUDSA4.gif
Figure 5. Current Limit vs Junction Temperature
TPS562231 TPS562231_1V05_Efficiency_1P1.gif
Figure 7. TPS562231 VOUT = 1.05 V Efficiency
TPS562231 TPS562231_3V3_Efficiency_1P1.gif
Figure 9. TPS562231 VOUT = 3.3 V Efficiency
TPS562231 TPS562231_3V3_LoadRegulation.gif
Figure 11. TPS562231 VOUT = 3.3V Load Regulation
TPS562231 ReferenceVoltage_1P1_SLUDA4.gif
Figure 2. VREF Voltage vs Junction Temperature
TPS562231 en-SLUSD65.gif
Figure 4. EN Pin UVLO vs Junction Temperature
TPS562231 rdson-SLUSD65.gif
Figure 6. RDS-ON vs Junction Temperature
TPS562231 TPS562231_1V8_Efficiency_1P1.gif
Figure 8. TPS562231 VOUT = 1.8 V Efficiency
TPS562231 TPS562231_5V_Efficiency_1P1.gif
Figure 10. TPS562231 VOUT = 5 V Efficiency
TPS562231 TPS562231_3V3_LineRegulation.gif
Figure 12. TPS562231 VOUT = 3.3 V Line Regulation